SOLUTION: Stephan made 56 copies costing $16. Color copies cost $.75 each and black and white copies cost $.10 each. How many copies of each type did Stephan make?

Question 901130: Stephan made 56 copies costing $16. Color copies cost $.75 each and black and white copies cost $.10 each. How many copies of each type did Stephan make?
Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
c = how many color copies
b = how many Black and white copies

Divide members of cost equation by 5,

Use two times the copies account equation,

Subtract equations,

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